Samsung RF31FM Series Manual page 147

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5. Check the installation status
5-1. Function for failure diagnosis
4) Option changing method as above is the same as all RFG29** model.
5) By the same method as above, it is possible to control the fresh food compartment temperature, water
supply, ice-maker harvest temperature/time, defrost return time, hysteresis by temperature, notch gap by
temperature etc.
6) Option function is set in the EEPROM at shipping process in the factory.
You would better not to change the option of your own.
Completing the setting is that option function return to normal display after 20 seconds.
Do not turn off the appliance before returning to the normal display mode.
Note Option setting function exists in the other items.
We will skip the explanation of the other functions by the option because it is associated
with refrigerator control function and is not needed at SERVICE.
(Please do not set the other options except above SERVICE Manual.)
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